sbylib.graphics.material.standard.glyph source code

1 module sbylib.graphics.material.standard.glyph;
2 
3 import sbylib.graphics.material.standard.material;
4 import sbylib.graphics.material.standard.renderpass;
5 
6 class GlyphMaterial : Material { 
7 
8     mixin RenderPass!(StandardRenderPass);
9 
10     mixin ShaderSource!(ShaderStage.Vertex, q{
11         #version 450
12         layout (location = 0) in vec2 position;
13         layout (location = 1) in ivec2 uv;
14         layout (location = 0) out vec2 uv2;
15 
16         layout (binding = 0) uniform UniformData {
17             mat4 worldMatrix;
18         } uni;
19 
20         void main() {
21             gl_Position = uni.worldMatrix * vec4(position, 0, 1);
22             gl_Position.y = -gl_Position.y;
23             uv2 = uv;
24         }
25     });
26 
27     mixin ShaderSource!(ShaderStage.Fragment, q{
28         #version 450
29         layout (location = 0) in vec2 uv;
30         layout (location = 0) out vec4 fragColor;
31 
32         layout (binding = 1) uniform sampler2D tex;
33 
34         void main() {
35             fragColor = texture(tex, uv / textureSize(tex,0)).rrrr;
36         }
37     });
38 
39     @vertex struct Vertex {
40         vec2 position;
41         ivec2 uv;
42     }
43 
44     immutable CreateInfo i = {
45         rasterization: {
46             depthClampEnable: false,
47             rasterizerDiscardEnable: false,
48             polygonMode: PolygonMode.Fill,
49             cullMode: CullMode.None,
50             frontFace: FrontFace.CounterClockwise,
51             depthBiasEnable: false,
52             depthBiasConstantFactor: 0.0f,
53             depthBiasClamp: 0.0f,
54             depthBiasSlopeFactor: 0.0f,
55             lineWidth: 1.0f,
56         },
57         multisample: {
58             rasterizationSamples: SampleCount.Count1,
59             sampleShadingEnable: false,
60             alphaToCoverageEnable: false,
61             alphaToOneEnable: false,
62         },
63         depthStencil: {
64             depthTestEnable: true,
65             depthWriteEnable: true,
66             depthCompareOp: CompareOp.Less,
67         },
68         colorBlend: {
69             logicOpEnable: false,
70             attachments: [{
71                 blendEnable: false,
72                 colorWriteMask: ColorComponent.R
73                               | ColorComponent.G
74                               | ColorComponent.B
75                               | ColorComponent.A,
76             }]
77         }
78     };
79     mixin Info!i;
80 
81     struct VertexUniform {
82         mat4 worldMatrix;
83     }
84 
85     @uniform @binding(0) @stage(ShaderStage.Vertex) VertexUniform vertexUniform;
86     @texture @binding(1) @stage(ShaderStage.Fragment) Texture tex;
87 
88     mixin MaxObjects!(10);
89 
90     mixin Instance;
91 }